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JP5584089B2 - 力率を増加させた駆動回路 - Google Patents

力率を増加させた駆動回路 Download PDF

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Publication number
JP5584089B2
JP5584089B2 JP2010237117A JP2010237117A JP5584089B2 JP 5584089 B2 JP5584089 B2 JP 5584089B2 JP 2010237117 A JP2010237117 A JP 2010237117A JP 2010237117 A JP2010237117 A JP 2010237117A JP 5584089 B2 JP5584089 B2 JP 5584089B2
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Japan
Prior art keywords
drive circuit
load
power line
coupled
voltage
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JP2010237117A
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English (en)
Japanese (ja)
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JP2011101585A (ja
Inventor
ジェイ リバリッチ トーマス
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インターナショナル レクティフィアー コーポレイション
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/39—Circuits containing inverter bridges
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
JP2010237117A 2009-11-04 2010-10-22 力率を増加させた駆動回路 Active JP5584089B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/590,301 US8963442B2 (en) 2009-11-04 2009-11-04 Driver circuit with an increased power factor
US12/590,301 2009-11-04

Publications (2)

Publication Number Publication Date
JP2011101585A JP2011101585A (ja) 2011-05-19
JP5584089B2 true JP5584089B2 (ja) 2014-09-03

Family

ID=43853222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010237117A Active JP5584089B2 (ja) 2009-11-04 2010-10-22 力率を増加させた駆動回路

Country Status (3)

Country Link
US (1) US8963442B2 (de)
JP (1) JP5584089B2 (de)
DE (1) DE102010049246A1 (de)

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EP2320711B1 (de) * 2009-11-09 2020-09-16 Toshiba Lighting & Technology Corporation LED-Lichtvorrichtung und Beleuchtungsvorrichtung
CN102065594A (zh) * 2009-11-13 2011-05-18 富准精密工业(深圳)有限公司 发光二极管灯具及其驱动电路
FR2953343B1 (fr) * 2009-12-01 2011-12-16 Inst Nat Sciences Appliq Circuit a composants passifs de pilotage ultrarapide d'un dispositif optoelectronique
JP5853368B2 (ja) * 2011-01-13 2016-02-09 富士通株式会社 Ｄｃ−ｄｃコンバータ、電源装置、及び情報処理装置
CN102497694B (zh) * 2011-11-14 2014-08-13 哈尔滨工业大学 基于阵列开路数目观测的数字化led驱动电路
CN102695339B (zh) * 2012-05-22 2014-06-25 矽力杰半导体技术(杭州)有限公司 一种高效率、高功率因数的led驱动电路
US9433066B2 (en) 2012-11-30 2016-08-30 Scott Burkhart Music synchronized light modulator
US9185767B2 (en) * 2013-04-19 2015-11-10 Cirrus Logic, Inc. Self-oscillating resonant converter-based light emitting diode (LED) driver
KR20160010487A (ko) 2013-05-21 2016-01-27 가부시키가이샤 한도오따이 에네루기 켄큐쇼 발광 장치 및 카메라
DE102013212037A1 (de) * 2013-06-25 2015-01-08 Bayerische Motoren Werke Aktiengesellschaft Schaltregler zur Ansteuerung eines Leuchtmittels
JP2015028918A (ja) 2013-06-27 2015-02-12 株式会社半導体エネルギー研究所 発光装置、カメラ
US9939262B2 (en) 2013-08-20 2018-04-10 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device and camera
JP6479375B2 (ja) 2013-09-19 2019-03-06 株式会社半導体エネルギー研究所 発光装置
JP6473589B2 (ja) 2013-09-19 2019-02-20 株式会社半導体エネルギー研究所 携帯情報端末
CN103547041B (zh) * 2013-10-30 2015-10-28 辉芒微电子（深圳）有限公司 Led驱动电路
JP6292972B2 (ja) * 2014-05-15 2018-03-14 株式会社アイ・ライティング・システム 電源装置及びｌｅｄ照明装置
CN106575917B (zh) * 2014-08-07 2020-05-29 飞利浦照明控股有限公司 驱动设备和驱动方法
US20160205733A1 (en) * 2015-01-12 2016-07-14 Technical Consumer Products, Inc. Low-cost dimming driver circuit with improved power factor
US9531255B2 (en) * 2015-01-12 2016-12-27 Technical Consumer Products, Inc. Low-cost driver circuit with improved power factor
CN105096893B (zh) * 2015-09-09 2017-08-04 深圳市华星光电技术有限公司 驱动电路以及液晶显示装置
DE102018128121A1 (de) * 2018-11-09 2020-05-14 Eaton Intelligent Power Limited AC/DC-Umwandlungs-Anordnung
WO2024203075A1 (ja) * 2023-03-24 2024-10-03 ソニーグループ株式会社 電子機器

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US4930061A (en) * 1989-04-07 1990-05-29 At&T Bell Laboratories Method and network for enhancing power factor of off-line switching circuit
US5488269A (en) * 1995-02-10 1996-01-30 General Electric Company Multi-resonant boost high power factor circuit
JP2991181B2 (ja) * 1998-02-27 1999-12-20 富士電機株式会社 スイッチング電源
DE10013207B4 (de) * 2000-03-17 2014-03-13 Tridonic Gmbh & Co Kg Ansteuerung von Leuchtdioden (LED's)
JP4103312B2 (ja) 2000-07-26 2008-06-18 松下電工株式会社 電源装置
US6411045B1 (en) * 2000-12-14 2002-06-25 General Electric Company Light emitting diode power supply
US6853150B2 (en) * 2001-12-28 2005-02-08 Koninklijke Philips Electronics N.V. Light emitting diode driver
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US20090295300A1 (en) * 2008-02-08 2009-12-03 Purespectrum, Inc Methods and apparatus for a dimmable ballast for use with led based light sources
WO2009099645A1 (en) * 2008-02-08 2009-08-13 Purespectrum, Inc. Energy savings circuitry for a lighting ballast
US8022635B2 (en) * 2008-05-25 2011-09-20 Microsemi Corporation CCFL controller with multi-function terminal
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Also Published As

Publication number Publication date
DE102010049246A1 (de) 2011-05-12
JP2011101585A (ja) 2011-05-19
US20110101880A1 (en) 2011-05-05
US8963442B2 (en) 2015-02-24

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